Hold the magic of science in your palm with The Original Hand Boiler – a whimsical and mesmerizing gadget that turns the heat of your hand into a captivating display of liquid dynamics. Watch as the colourful liquid dances and rises, as the expanding gas displaces the liquid to create a showcase of scientific wonder that's as entertaining as it is educational!
How it Works:
- The heat from your hand appears to make the liquid boil
- A gas' volume is proportional to its absolute temperature
- Available in 4 colours: red, blue, green or purple
- You will receive one randomly selected colour. If you order more than one, we'll send an assortment.
- Dimensions: Approx 7" tall
